Since 2001, 49 pitchers are tied for the lowest win percentage with an ERA better than 3.00 in a season, at .000. The first three are Jose Cuas, Tyler Samaniego and Austin Peterson this season.
| NAME | W% | ERA | SEASON | TM | W | L | G | GS | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | J. Cuas | .000 | 2.31 | 2026 | 0 | 1 | 24 | 0 | 25 | 0 | 0 | 0 | 23.1 | 26 | 6 | 7 | 0 | 15 | 0 | 6 | 1 | 108 | 2 | 9.64 | 5.79 | 1.67 | 0.00 | 23.1 | 13.9 | 1.76 | .382 | 2.70 | 54 | 2.88 | 69 | 10.03 | 3.3 | |
| 2 | | T. Samaniego | .000 | 2.66 | 2026 | 0 | 3 | 20 | 1 | 17 | 0 | 0 | 0 | 20.1 | 22 | 6 | 8 | 1 | 8 | 2 | 6 | 0 | 90 | 0 | 7.52 | 3.54 | 2.13 | 0.44 | 18.9 | 8.9 | 1.48 | .339 | 3.54 | 62 | 3.54 | 85 | 9.74 | 1.4 | |
| 3 | | A. Peterson | .000 | 2.57 | 2026 | 0 | 1 | 2 | 0 | 8 | 0 | 0 | 0 | 7.0 | 4 | 2 | 2 | 2 | 2 | 0 | 2 | 0 | 27 | 0 | 10.29 | 2.57 | 4.00 | 2.57 | 29.6 | 7.4 | 0.86 | .133 | 2.57 | 62 | 5.38 | 133 | 5.14 | -1.1 | |
| 4 | | B. Garcia | .000 | 1.93 | 2026 | 0 | 1 | 57 | 0 | 60 | 0 | 0 | 5 | 51.1 | 27 | 11 | 12 | 3 | 11 | 7 | 15 | 1 | 192 | 1 | 10.52 | 1.93 | 5.45 | 0.53 | 31.3 | 5.7 | 0.74 | .216 | 2.10 | 46 | 2.57 | 62 | 4.73 | 9 | |
| 5 | | J. Klein | .000 | 2.16 | 2026 | TOT | 0 | 1 | 4 | 0 | 7 | 0 | 0 | 0 | 8.1 | 5 | 2 | 4 | 1 | 6 | 0 | 2 | 0 | 35 | 0 | 7.56 | 6.48 | 1.17 | 1.08 | 20.0 | 17.1 | 1.32 | .190 | 4.32 | 52 | 5.13 | 125 | 5.40 | -1 |
| 6 | | A. Santa | .000 | 1.17 | 2026 | 0 | 1 | 10 | 0 | 9 | 0 | 0 | 0 | 15.1 | 8 | 2 | 6 | 1 | 6 | 0 | 4 | 0 | 59 | 0 | 5.28 | 3.52 | 1.50 | 0.59 | 15.3 | 10.2 | 0.91 | .163 | 3.52 | 29 | 3.94 | 96 | 4.70 | 0.3 | |
| 7 | | B. Peoples | .000 | 2.76 | 2026 | 0 | 1 | 16 | 0 | 10 | 0 | 0 | 0 | 16.1 | 14 | 5 | 5 | 3 | 8 | 1 | 7 | 0 | 68 | 0 | 5.51 | 4.41 | 1.25 | 1.65 | 14.7 | 11.8 | 1.35 | .239 | 2.76 | 68 | 5.91 | 143 | 7.71 | -3.2 | |
| 8 | | E. Yean | .000 | 2.45 | 2026 | 0 | 1 | 8 | 1 | 7 | 0 | 0 | 0 | 11.0 | 8 | 3 | 3 | 1 | 2 | 1 | 3 | 0 | 45 | 1 | 5.73 | 1.64 | 3.50 | 0.82 | 15.6 | 4.4 | 0.91 | .206 | 2.45 | 58 | 3.82 | 89 | 6.55 | 0.6 | |
| 9 | | T. Harris | .000 | 2.31 | 2026 | 0 | 1 | 22 | 0 | 27 | 0 | 0 | 2 | 23.1 | 20 | 6 | 7 | 1 | 7 | 0 | 7 | 0 | 94 | 1 | 10.41 | 2.70 | 3.86 | 0.39 | 28.7 | 7.4 | 1.16 | .322 | 2.70 | 57 | 2.24 | 55 | 7.71 | 4.8 | |
| 10 | | L. De León | .000 | 1.93 | 2026 | 0 | 2 | 8 | 0 | 6 | 0 | 0 | 0 | 9.1 | 5 | 2 | 3 | 1 | 2 | 0 | 1 | 0 | 36 | 0 | 5.79 | 1.93 | 3.00 | 0.96 | 16.7 | 5.6 | 0.75 | .148 | 2.89 | 48 | 3.84 | 93 | 4.82 | 0.3 | |
| 11 | | D. Altavilla | .000 | 2.48 | 2025 | 0 | 1 | 28 | 0 | 21 | 0 | 0 | 2 | 29.0 | 19 | 8 | 9 | 4 | 15 | 4 | 13 | 0 | 120 | 1 | 6.52 | 4.66 | 1.40 | 1.24 | 17.5 | 12.5 | 1.17 | .197 | 2.79 | 61 | 5.44 | 128 | 5.90 | -3.7 | |
| 12 |  | C. Kimbrel | .000 | 2.25 | 2025 | TOT | 0 | 1 | 14 | 0 | 17 | 0 | 0 | 0 | 12.0 | 10 | 3 | 4 | 2 | 7 | 0 | 5 | 0 | 49 | 0 | 12.75 | 5.25 | 2.43 | 1.50 | 34.7 | 14.3 | 1.42 | .348 | 3.00 | 56 | 4.21 | 102 | 7.50 | -0.1 |
| 13 | | E. RamÃrez | .000 | 2.45 | 2025 | 0 | 1 | 9 | 0 | 5 | 0 | 0 | 1 | 11.0 | 10 | 3 | 4 | 2 | 2 | 0 | 8 | 1 | 42 | 1 | 4.09 | 1.64 | 2.50 | 1.64 | 11.9 | 4.8 | 1.09 | .242 | 3.27 | 60 | 5.13 | 124 | 8.18 | -1.2 | |
| 14 | | C. Winn | .000 | 1.51 | 2025 | 0 | 1 | 33 | 0 | 35 | 0 | 0 | 0 | 41.2 | 23 | 7 | 8 | 3 | 17 | 4 | 10 | 2 | 162 | 1 | 7.56 | 3.67 | 2.06 | 0.65 | 21.6 | 10.5 | 0.96 | .194 | 1.73 | 38 | 3.90 | 93 | 4.97 | 1.3 | |
| 15 | | N. Sandlin | .000 | 2.20 | 2025 | 0 | 2 | 19 | 0 | 16 | 0 | 0 | 1 | 16.1 | 11 | 4 | 7 | 2 | 8 | 2 | 4 | 0 | 69 | 1 | 8.82 | 4.41 | 2.00 | 1.10 | 23.2 | 11.6 | 1.16 | .220 | 3.86 | 54 | 4.60 | 109 | 6.06 | -0.7 | |
| 16 | | E. Sabrowski | .000 | 1.84 | 2025 | 0 | 1 | 33 | 0 | 42 | 0 | 0 | 0 | 29.1 | 14 | 6 | 8 | 2 | 21 | 3 | 3 | 0 | 121 | 0 | 12.89 | 6.44 | 2.00 | 0.61 | 34.7 | 17.4 | 1.19 | .226 | 2.45 | 45 | 3.61 | 88 | 4.30 | 1.6 | |
| 17 | | K. Strowd | .000 | 1.71 | 2025 | 0 | 1 | 25 | 0 | 24 | 0 | 0 | 0 | 26.1 | 16 | 5 | 6 | 1 | 13 | 1 | 6 | 0 | 105 | 2 | 8.20 | 4.44 | 1.85 | 0.34 | 22.9 | 12.4 | 1.10 | .227 | 2.05 | 43 | 3.39 | 81 | 5.47 | 2.3 | |
| 18 | | C. Laweryson | .000 | 1.17 | 2025 | 0 | 1 | 5 | 0 | 7 | 0 | 0 | 0 | 7.2 | 4 | 1 | 2 | 0 | 0 | 0 | 2 | 0 | 26 | 0 | 8.22 | 0.00 | 0.00 | 26.9 | 0.0 | 0.52 | .211 | 2.35 | 29 | 1.30 | 32 | 4.70 | 2.4 | ||
| 19 | | B. Horn | .000 | 1.59 | 2025 | 0 | 1 | 10 | 0 | 10 | 0 | 0 | 0 | 11.1 | 11 | 2 | 2 | 1 | 7 | 0 | 2 | 0 | 50 | 1 | 7.94 | 5.56 | 1.43 | 0.79 | 20.0 | 14.0 | 1.59 | .313 | 1.59 | 38 | 4.36 | 104 | 8.74 | -0.2 | |
| 20 | | M. Foster | .000 | 2.70 | 2024 | 0 | 1 | 6 | 1 | 4 | 0 | 0 | 0 | 6.2 | 5 | 2 | 2 | 1 | 5 | 0 | 1 | 0 | 30 | 0 | 5.40 | 6.75 | 0.80 | 1.35 | 13.3 | 16.7 | 1.50 | .200 | 2.70 | 67 | 6.16 | 146 | 6.75 | -1.4 | |
| 21 | | T. Kahnle | .000 | 2.11 | 2024 | 0 | 2 | 50 | 0 | 46 | 0 | 0 | 1 | 42.2 | 30 | 10 | 16 | 5 | 19 | 2 | 8 | 1 | 179 | 1 | 9.70 | 4.01 | 2.42 | 1.05 | 25.7 | 10.6 | 1.15 | .234 | 3.38 | 53 | 4.00 | 96 | 6.33 | 0.8 | |
| 22 | | V. Nittoli | .000 | 1.50 | 2024 | TOT | 0 | 1 | 9 | 0 | 8 | 0 | 0 | 0 | 12.0 | 10 | 2 | 2 | 1 | 2 | 0 | 2 | 0 | 46 | 0 | 6.00 | 1.50 | 4.00 | 0.75 | 17.4 | 4.3 | 1.00 | .257 | 1.50 | 39 | 3.41 | 86 | 7.50 | 0.8 |
| 23 |  | D. Rasmussen | .000 | 2.83 | 2024 | 0 | 2 | 16 | 4 | 35 | 0 | 0 | 1 | 28.2 | 25 | 9 | 10 | 0 | 6 | 0 | 5 | 0 | 116 | 1 | 10.99 | 1.88 | 5.83 | 0.00 | 30.2 | 5.2 | 1.08 | .333 | 3.14 | 73 | 1.35 | 34 | 7.85 | 8.6 | |
| 24 | | K. Hurt | .000 | 1.35 | 2024 | 0 | 1 | 3 | 1 | 3 | 0 | 0 | 0 | 6.2 | 8 | 1 | 2 | 0 | 1 | 0 | 0 | 0 | 27 | 0 | 4.05 | 1.35 | 3.00 | 0.00 | 11.1 | 3.7 | 1.35 | .348 | 2.70 | 33 | 2.71 | 65 | 10.80 | 1.1 | |
| 25 | | R. Fitts | .000 | 1.74 | 2024 | 0 | 1 | 4 | 4 | 9 | 0 | 0 | 0 | 20.2 | 19 | 4 | 6 | 0 | 7 | 0 | 0 | 0 | 85 | 1 | 3.92 | 3.05 | 1.29 | 0.00 | 10.6 | 8.2 | 1.26 | .275 | 2.61 | 42 | 3.30 | 81 | 8.27 | 1.8 | |
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| NL East | W | L | PCT | GB |
|---|---|---|---|---|
 Braves - y | 94 | 68 | .580 | |
 Phillies - w | 88 | 74 | .543 | 6.0 |
80 | 82 | .494 | 14.0 | |
77 | 85 | .475 | 17.0 | |
74 | 88 | .457 | 20.0 | |
| NL Central | W | L | PCT | GB |
 Brewers - y | 103 | 59 | .636 | |
 Cubs - w | 89 | 73 | .549 | 14.0 |
82 | 80 | .506 | 21.0 | |
77 | 85 | .475 | 26.0 | |
75 | 87 | .463 | 28.0 | |
| NL West | W | L | PCT | GB |
 Dodgers - y | 100 | 62 | .617 | |
 Padres - w | 91 | 71 | .562 | 9.0 |
86 | 76 | .531 | 14.0 | |
65 | 97 | .401 | 35.0 | |
58 | 104 | .358 | 42.0 |
Marlins
Mets
Pirates
Cardinals
Reds
Rockies| AL East | W | L | PCT | GB |
|---|---|---|---|---|
 Rays - y | 98 | 64 | .605 | |
 Yankees - w | 93 | 68 | .578 | 4.5 |
 Red Sox - w | 87 | 75 | .537 | 11.0 |
79 | 82 | .491 | 18.5 | |
79 | 83 | .488 | 19.0 | |
| AL Central | W | L | PCT | GB |
 Guardians - y | 85 | 77 | .525 | |
 White Sox - w | 84 | 78 | .519 | 1.0 |
77 | 85 | .475 | 8.0 | |
76 | 86 | .469 | 9.0 | |
69 | 93 | .426 | 16.0 | |
| AL West | W | L | PCT | GB |
 Astros - y | 81 | 81 | .500 | |
80 | 82 | .494 | 1.0 | |
76 | 86 | .469 | 5.0 | |
64 | 98 | .395 | 17.0 | |
62 | 100 | .383 | 19.0 |
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Angels